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GD25Q20E - Dual and Quad Serial Flash

Download the GD25Q20E datasheet PDF. This datasheet also covers the GD25Q40E variant, as both devices belong to the same dual and quad serial flash family and are provided as variant models within a single manufacturer datasheet.

General Description

5 3 MEMORY ORGANIZATION7 4 DEVICE OPERATIONS9 4.1 SPI MODE 9 4.2 HOLD FUNCTION 9 5 DATA PROTECTION10 6 STATUS REGISTER 13 7 COMMAND DESCRIPTIONS16 7.1 WRITE ENABLE (WREN) (06H) 19 7.2 WRITE DISABLE (WRDI) (04H) 19 7.3 READ STATUS REGISTER (RDSR) (05H OR 35H) 19 7.4 WRITE STATUS REGISTER (WRSR) (

Key Features

  • 4 2.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (GD25Q40E-GigaDevice.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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Other Datasheets by GigaDevice

Part Number Description
GD25Q20 Dual and Quad SPI Flash
GD25Q20B Uniform sector Dual and Quad Serial Flash
GD25Q21B Uniform Sector Dual and Quad Serial Flash
GD25Q256C 3.3V Uniform Sector Dual and Quad Serial Flash
GD25Q256D 3.3V Uniform Sector Dual and Quad Serial Flash

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Uniform Sector Dual and Quad Serial Flash GD25Q40E/20E GD25Q40E/20E DATASHEET GD25Q40E&20E-Rev1.0 1 February 2021 Uniform Sector Dual and Quad Serial Flash GD25Q40E/20E Contents 1 FEATURES .........................................................................................................................................................4 2 GENERAL DESCRIPTIONS..............................................................................................................................5 3 MEMORY ORGANIZATION...............................................................................................................................7 4 DEVICE OPERATIONS................................................................................................................................